NTSB ATL92LA164 — 1992-08-25 · SURFSIDE BEACH, South Carolina, United States

Current FAA registration · N527MN

Make / Model: CLASSIC AIRCRAFT CORP WACO YMF
Year of manufacture: 1988 · 4 years old at event
Engine: JACOBS R755B SERIES (275 hp)
Seats / Engines: 2 seats · 1 engine
Last airworthiness date: 19880425
ADS-B equipped: Yes — Mode-S A6A40F

Source: FAA Aircraft Registry (releasable master file).

Aircraft involved

N527MN Classic Aircraft Corp. WACO YMF-5 Minor

Probable cause & findings

THE FAILURE OF THE MAIN LANDING GEAR AS A RESULT OF INADEQUATE MANUFACTURING.

Factual narrative

THE SIGHTSEEING FLIGHT WAS ATTEMPTING A LANDING AT THE PRIVATE SOD AIRFIELD. DURING THE LANDING ATTEMPT, THE RIGHT MAIN LANDING GEAR AXLE SEPARATED FROM THE LANDING GEAR STRUT, AND THE AIRCRAFT FLIPPED OVER. METALLURGICAL EXAMINATION REVEALED THAT THE AXLE SEPARATED IN FATIGUE AT THE WELD JOINT BETWEEN THE AXLE AND THE JOINT. MICROSCOPIC EXAMINATION OF THE WELD REVEALED THAT THERE WERE AREAS OF THE WELD WITH MULTIPLE GAS VOIDS AND SLAG INCLUSIONS, AND THAT THE WELD HAD NOT COMPLETELY PENETRATED AT THE AREA OF THE INBOARD SIDE OF THE SADDLE JOINT. Source: NTSB Aviation Accident Database (Pre-2008 Archive) Retrieved: 2026-02-12

Verbatim from NTSB's published report. Source file NTSB_1992_ATL92LA164.txt. Findings + structured fields enriched from FAA avall.mdb. Full investigation docket on data.ntsb.gov ↗.

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